To the west of Ethiopia near the Sudanese border lies a place called the Asosa zone. This may be the location of the oldest gold mine in the world. Dating back some 6,000 years, it provided a key source of gold to the ancient ...
Jan 24, 2018 in Environment
Pope Francis' visit to Peru on Jan. 15-22 takes him to the epicenter of the country's informal and often illegal gold mining industry – the subject of groundbreaking environmental research by Wake Forest University scientists.
Jan 22, 2018 in Environment